When visiting Spot Our for first time, you’ll be asked to allow notifications. If you didn’t allow then, all is not lost, as you can always click that blue bell in bottom right part of every page.
Just press “Subscribe to notifications” and your device gets notifications every time, when other verified user makes a notification.
If you want to stop notifications, press that bell again and follow instructions to unsubscribe notifications.
Here are examples of mobile and desktop notifications. Notice that these are just demo content: